OpenAI 2026 hackathon

CommentSense

CommentSense is an AI-powered YouTube comment intelligence platform that helps creators analyze audience feedback instantly.

Solo project by Rohit Raaj · 0 likes · 0 comments

Archive position — measured, not model output

0 likes on Devpost

2,264 of the 7,856 archived projects have more likes, and 5,592 share exactly 0 — so this project's #3,457 place in the like-ranked listing is a tie-break inside that group, not a ranking.

Projects (log scale)

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Likes on Devpost. ▲ marks this project's group.

Show the figures
LikesProjectsShare of archive
05,59271.2%
11,75822.4%
22853.6%
3–41321.7%
5–9751.0%
10+140.2%
Devpost like counts for all 7,856 archived projects, captured when this archive was built.

Executive Summary

What the company appears to be

CommentSense is an AI-powered platform that processes YouTube comments using large language models (LLMs) to extract sentiment, themes, questions, and engagement patterns. It allows content creators to analyze audience feedback instantly via a web interface.

What changed

The project was built as part of the OpenAI 2026 hackathon. The author describes it as a self-contained tool that uses Next.js, TypeScript, Tailwind CSS, and OpenAI GPT-4o Mini for processing YouTube video comments.

Single most important open question

Is there any evidence of traction, revenue or customer adoption beyond the author’s own development work?

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What The Product Actually Is

The description states that CommentSense is an AI-powered YouTube comment intelligence platform. It processes YouTube video comments using OpenAI GPT-4o Mini and the YouTube Data API.

It offers features such as:

  • AI-powered sentiment analysis
  • Automatic comment theme detection
  • AI-generated reply suggestions
  • Frequently asked question extraction
  • Interactive analytics dashboard
  • Searchable comment browser
  • Multi-video comparison mode

The platform supports two scanning modes: Quick Scan (150 comments) and Deep Scan (500 comments).

Evidence

  • The author states it uses Next.js 16, TypeScript, Tailwind CSS, OpenAI GPT-4o Mini, and YouTube Data API.
  • Features are listed in the write-up.

Inference The product is a web-based tool designed for content creators to gain insights from YouTube comments without manual effort.

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Positioning & Claim Evolution

The author positions CommentSense as an AI-powered assistant that helps creators understand audience sentiment and recurring feedback quickly. It aims to solve the problem of manually sifting through hundreds or thousands of comments on YouTube videos.

Claims made

  • “Creators often receive hundreds or even thousands of comments... making it difficult to manually understand audience sentiment.”
  • “Instead of reading every comment individually, creators can simply paste a YouTube video URL and receive an intelligent summary.”

Evidence

  • The write-up explicitly describes how the platform addresses this challenge.
  • It emphasizes AI-driven summarization and insights over manual analysis.

Inference The positioning is centered around automation and efficiency for content creators seeking audience feedback.

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Target Customer & ICP

The description states that CommentSense targets content creators, particularly those who post videos on YouTube and want to understand their audience's sentiment, recurring issues, feature requests, or appreciation.

It also implies a use case where creators may be looking for engagement patterns across multiple videos.

Evidence

  • The author mentions “content creators” as the primary user group.
  • It references “audience sentiment,” “recurring feedback,” and “frequently asked questions.”

Inference The ICP likely includes mid-to-high-volume YouTube creators who are interested in optimizing engagement and understanding community needs.

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Business Model & Pricing Evidence

There is no evidence provided about pricing, monetization strategy, or business model. The description does not mention any paid features, subscriptions, or revenue streams.

Evidence

  • No mention of pricing tiers, user plans, or monetization mechanisms.
  • The project is described as a hackathon submission.

Inference The platform appears to be non-commercial at this stage; no indication of how it would generate revenue if launched beyond the prototype phase.

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Technical & Delivery Signals

The technical stack includes:

  • Next.js 16
  • TypeScript
  • Tailwind CSS
  • OpenAI GPT-4o Mini
  • YouTube Data API

Key delivery signals include:

  • Parallel batch processing of comments to manage token limits.
  • Structured JSON outputs from LLMs for consistency.
  • Multi-video comparison functionality.

Evidence

  • The write-up lists the tech stack and architecture details.
  • It describes prompt engineering, batching strategies, and dashboard design.

Inference The platform demonstrates some technical sophistication in handling large datasets and integrating APIs. However, it is not yet a production-ready product.

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Traction & Maturity Signals

There is no evidence of traction or maturity beyond the author’s own development work. The project was submitted to a hackathon and has no known users, customers, or revenue data.

Evidence

  • The project is described as a hackathon submission.
  • No mention of user adoption, customer base, or usage metrics.

Inference This is an early-stage prototype with no demonstrated market traction or commercial viability.

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Competitive Context

The description does not provide information on existing competitors in the YouTube comment analysis space. It also doesn’t reference similar tools or platforms that might offer comparable functionality.

Evidence

  • No mention of competitive products or market positioning relative to others.
  • The author focuses only on their own solution.

Inference Without external context, it's unclear whether CommentSense addresses a gap in the market or duplicates existing offerings.

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Key Risks & Red Flags

Key risks and red flags include:

  1. No commercial traction: The project is a hackathon submission with no evidence of real-world usage.
  2. Limited scalability assumptions: While batching strategies are mentioned, there’s no indication of how the system handles very large comment volumes or edge cases.
  3. Dependency on LLMs and APIs: Reliance on OpenAI GPT-4o Mini and YouTube Data API introduces potential dependency risks.
  4. Lack of monetization strategy: No evidence of a clear path to revenue or business model.

Evidence

  • The project is described as a hackathon submission.
  • No mention of monetization, users, or commercial viability.

Inference The platform lacks any proven commercial or operational foundation.

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Diligence Questions To Ask The Founders

  1. What specific use cases have you identified for CommentSense beyond the hackathon?
  2. Have you tested the platform with actual YouTube creators? If so, what feedback did they give?
  3. How do you plan to scale comment processing for videos with tens of thousands of comments?
  4. Is there a roadmap for monetization or product development beyond this prototype?
  5. What are your plans for integrating additional social media platforms or expanding functionality?

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Investment/Partnership Verdict

Not evidenced.

There is no evidence of revenue, customers, traction, or commercial viability to support an investment or partnership decision.

The project is described as a hackathon submission with no indication of market readiness, product-market fit, or business model.

Confidence Level Low This analysis is based entirely on self-reported information from the author. No independent verification or external data exists to assess the platform’s potential or current status.

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Source

Submitted to the OpenAI 2026 hackathon on Devpost. Project home on DevPost.

The analysis above was generated by a language model from the project's own one-line description. It is not independent research and contains no verified traction, revenue or customer data.